Home / 57,765.30-79,673.45-36,524.09

Finding the Fourth Proportional to 57,765.30, 79,673.45 and 36,524.09

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Solution

The fourth proportional to 57,765.30, 79,673.45 and 36,524.09 is: 50,376.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,765.30 : 79,673.45 = 36,524.09 : x
  2. Step 2: Convert to fraction form
    57,765.30/79,673.45 = 36,524.09/x
  3. Step 3: Cross multiply
    57,765.30x = 79,673.45 × 36,524.09
  4. Step 4: Simplify right side
    57,765.30x = 2,909,999,677.42
  5. Step 5: Solve for x
    x = 2,909,999,677.42/57,765.30
  6. Step 6: Final answer
    x = 50,376.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.